采用8位LED动态扫描时钟演示程序
使用12MHZ晶振，P0口输出段码，P2口作列扫描，用共阳LED数码管-Using 8-bit LED Dynamic scan demo program using the 12Mhz clock crystal, P0 port output above code, P2 I make out scanning, with a total of Yang LED digital tube
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001186s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.085559s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001153s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001831s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001114s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003586s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000952s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003138s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014323s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001183s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 221279 [ RunTime:0.001394s ]
